Monitor posted a circular on the wall.
班长将一张通知贴在墙上。
The company's new products including the special vehicle LED screen power supply series, rainproof circular transformer and security monitor power supply series enjoy strong market advantages.
研发的车载led显示屏专用电源系列、防雨环形变压器，安防监控电源等新产品，有很强的市场优势。
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